/*-
 * Copyright (c) 2009 Jonathan Anderson
 * All rights reserved.
 *
 * WARNING: THIS IS EXPERIMENTAL SECURITY SOFTWARE THAT MUST NOT BE RELIED
 * ON IN PRODUCTION SYSTEMS.  IT WILL BREAK YOUR SOFTWARE IN NEW AND
 * UNEXPECTED WAYS.
 * 
 * This software was developed at the University of Cambridge Computer
 * Laboratory with support from a grant from Google, Inc. 
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 */

#ifndef UA_DBUS_H

#include <libuserangel.h>

#include <QtDBus/QDBusConnection>
#include <QStringList>
#include <QWidget>

#include "Exception.h"


namespace userAngel
{
	class DBusException : public Exception
	{
		public:
		DBusException(QString message);
		virtual QString type() const { return "DBusException"; }
	};

	class UnknownUIException : public DBusException
	{
		public:
		UnknownUIException(ua_powerbox_ui_t ui);
		virtual QString type() const { return "UnknownUIException"; }
	};


	class DBusClient
	{
		public:
		DBusClient(ua_powerbox_ui_t ui = UA_DUMMY, WId parentWindow = 0)
			throw(DBusException);

		void setUI(ua_powerbox_ui_t ui, WId parentWindow);

		bool confirmOverwrite(QString filename) throw(DBusException);
		QStringList openFile(ua_powerbox_op_t operation, QString title,
		                     QString startPath, QString filter,
		                     bool allowMultipleSelect)
			throw(DBusException);

		protected:
		/**
		 * Create a class which represents the remote method.
		 *
		 * @param   name           method name, e.g. "openFile"
		 */
		QDBusMessage remoteMethod(QString name);


		private:
		QDBusConnection dbus;      //!< connection to session bus

		QString serviceName;       //!< e.g. "org.freebsd.capsicum.dummy"
		QString path;              //!< path (e.g. "/PowerboxServer")
		QString interface;         //!< interface (usually "")

		WId parent;           //!< parent window
	};
}

#define UA_DBUS_H
#endif

